data field travel history availability 2026-04-13T17:16:47.336Z PCDS: If travel history is available, but the details of travel cannot be provided, indicate this and the type of travel history availble by selecting a value from the picklist. The values in this field can be used to indicate a sample is associated with a travel when the 'purpose of sequencing' is not travel-associated. metadata incomplete PCDS: International travel history available PCDS: The availability of different types of travel history in the last 6 months. PCDS:travel_history_availability